package jdbc;

import com.alibaba.druid.pool.DruidDataSource;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;

public class DButil
{
    private  static DruidDataSource dataSource;
    static
    {
//        try {
//            Class.forName("com.mysql.cj.jdbc.Driver");
//        } catch (ClassNotFoundException e) {
//            throw new RuntimeException(e);
//        }
        dataSource=new DruidDataSource();
        dataSource.setUrl("jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true");
        dataSource.setUsername("root");
        dataSource.setPassword("root");
        dataSource.setMaxActive(10);
        dataSource.setInitialSize(4);
    }
    public static  Connection getConnection() throws SQLException
    {
//        Class.forName("com.mysql.cj.jdbc.Driver");
//    System.out.println("正在连接");
//         return DriverManager.getConnection("jdbc:mysql://localhost:3306/tedu?characterEncoding=utf8&useSSL=false&serverTimezone=Asia/Shanghai&rewriteBatchedStatements=true",
//                "root",
//                "root");
        return dataSource.getConnection();
    }
}

